Keith Meier

Insider

First SEC filing: Jan. 4, 2022 · Latest: Jan. 4, 2022

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Initial holdings The stakes this person held when they first started reporting.

Insider at

AIZN selling May 15, 2026

Insider transactions

0 buys (P) 1 sells (S) Net: $-6,357,750 + 32 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

32 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 15, 2026	AIZN	S 10b5-1	25,000	$254.31	$6,357,750	18,552 Direct	-57.40%	Disposed	-92.7% (price as of 2026-08-19)
March 16, 2026	AIZN	A	3,489	—	—	43,552 Direct	+8.71%	Acquired	(price as of 2026-08-19)
March 16, 2026	AIZN	F	11,717	$222.15	$2,602,932	40,063 Direct	-22.63%	Disposed	-91.6% (price as of 2026-08-19)
March 16, 2026	AIZN	A	22,355	—	—	51,780 Direct	+75.97%	Acquired	(price as of 2026-08-19)
March 16, 2025	AIZN	F	3,700	$211.20	$781,440	29,341 Direct	-11.20%	Disposed	-91.2% (price as of 2026-08-19)
March 16, 2025	AIZN	A	8,268	—	—	33,041 Direct	+33.38%	Acquired	(price as of 2026-08-19)
March 16, 2025	AIZN	F	206	$211.20	$43,507	24,773 Direct	-0.82%	Disposed	-91.2% (price as of 2026-08-19)
March 16, 2025	AIZN	F	496	$211.20	$104,755	24,979 Direct	-1.95%	Disposed	-91.2% (price as of 2026-08-19)
March 16, 2025	AIZN	F	588	$211.20	$124,186	25,475 Direct	-2.26%	Disposed	-91.2% (price as of 2026-08-19)
March 16, 2025	AIZN	F	301	$211.20	$63,571	26,063 Direct	-1.14%	Disposed	-91.2% (price as of 2026-08-19)
March 16, 2025	AIZN	A	3,196	—	—	26,364 Direct	+13.79%	Acquired	(price as of 2026-08-19)
March 16, 2024	AIZN	F	2,154	$181.16	$390,219	23,068 Direct	-8.54%	Disposed	-89.7% (price as of 2026-08-19)
March 16, 2024	AIZN	A	4,803	—	—	25,222 Direct	+23.52%	Acquired	(price as of 2026-08-19)
March 16, 2024	AIZN	F	209	$181.16	$37,862	20,419 Direct	-1.01%	Disposed	-89.7% (price as of 2026-08-19)
March 16, 2024	AIZN	F	301	$181.16	$54,529	20,628 Direct	-1.44%	Disposed	-89.7% (price as of 2026-08-19)
March 16, 2024	AIZN	F	590	$181.16	$106,884	20,929 Direct	-2.74%	Disposed	-89.7% (price as of 2026-08-19)
March 16, 2024	AIZN	A	1,380	—	—	21,519 Direct	+6.85%	Acquired	(price as of 2026-08-19)
March 16, 2024	AIZN	A	3,324	—	—	20,139 Direct	+19.77%	Acquired	(price as of 2026-08-19)
Jan. 2, 2024	AIZN	F	222	$169.86	$37,709	16,749 Direct	-1.31%	Disposed	-89.0% (price as of 2026-08-19)
March 16, 2023	AIZN	A	4,883	—	—	15,082 Direct	+47.88%	Acquired	(price as of 2026-08-19)
March 16, 2023	AIZN	A	3,943	—	—	16,904 Direct	+30.42%	Acquired	(price as of 2026-08-19)
March 16, 2023	AIZN	F	2,121	$110.97	$235,367	12,961 Direct	-14.06%	Disposed	-83.2% (price as of 2026-08-19)
March 16, 2023	AIZN	F	210	$110.97	$23,304	10,199 Direct	-2.02%	Disposed	-83.2% (price as of 2026-08-19)
March 16, 2023	AIZN	F	295	$110.97	$32,736	10,409 Direct	-2.76%	Disposed	-83.2% (price as of 2026-08-19)
March 16, 2023	AIZN	F	303	$110.97	$33,624	10,704 Direct	-2.75%	Disposed	-83.2% (price as of 2026-08-19)
Jan. 2, 2023	AIZN	F	189	$125.06	$23,636	10,941 Direct	-1.70%	Disposed	-85.1% (price as of 2026-08-19)
Jan. 2, 2023	AIZN	F	959	$125.06	$119,933	11,130 Direct	-7.93%	Disposed	-85.1% (price as of 2026-08-19)
July 1, 2022	AIZN	F	170	$175.00	$29,750	12,035 Direct	-1.39%	Disposed	-89.4% (price as of 2026-08-19)
March 16, 2022	AIZN	F	1,463	$174.36	$255,089	12,205 Direct	-10.70%	Disposed	-89.3% (price as of 2026-08-19)
March 16, 2022	AIZN	A	3,829	—	—	13,668 Direct	+38.92%	Acquired	(price as of 2026-08-19)
March 16, 2022	AIZN	F	677	$174.36	$118,042	9,839 Direct	-6.44%	Disposed	-89.3% (price as of 2026-08-19)
March 16, 2022	AIZN	A	2,012	—	—	10,516 Direct	+23.66%	Acquired	(price as of 2026-08-19)
Jan. 2, 2022	AIZN	F	379	$155.86	$59,071	8,504 Direct	-4.27%	Disposed	-88.1% (price as of 2026-08-19)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Initial ownership (Form 3) 2 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Jan. 4, 2022	AIZN	Common Stock	—	Direct
Jan. 4, 2022	AIZN	Common Stock	651	Indirect